[1] Southwest Med Univ, Affiliated Hosp, Dept Radiol, Luzhou 646000, Peoples R China
[2] Southwest Med Univ, Affiliated Tradit Chinese Med Hosp, Res Ctr Integrated Tradit Chinese & Western Med, Luzhou 646000, Peoples R China
[3] Southwest Med Univ, Coll Integrat Tradit Chinese & Western Med, Luzhou 646000, Peoples R China
[4] Southwest Med Univ, Dept Med Imaging, Luzhou 646000, Peoples R China
[5] Southwest Med Univ, Dept Anesthesiol, Luzhou 646000, Peoples R China
[6] Southwest Med Univ, Affiliated Tradit Chinese Med Hosp, Dept Urol, Luzhou 646000, Peoples R China
[7] Southwest Med Univ, Affiliated Tradit Chinese Med Hosp, Dept Nephrol, Luzhou 646000, Peoples R China